Mad Wave's VECTOR II Junior Snorkeling and Diving Fins. Made of extra-durable materials, these fins feature convenient adjustment system and anatomic foot pocket, delivering superior comfort and a secure fit.Size: 6XS – EU 28-305XS – EU 30-324XS – EU 32-343XS – EU 34-362XS – EU 36-37 FEATURES: Speed - these fins will help boost your speed in the water; Ergonomic form - these ear plugs have been designed to ensure the most secure and comfortable fit; Closed heel design and soft foot pocket - delivers excellent fit and outstanding comfort.